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Chemistry
1. Matter in Our Surroundings
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Q29 of 160 Page 36

Explain why, ice at 0°C is more effective in cooling than water at the same temperature.

At 273K or 0°C the ice will give more cooling than water because it can absorb more heat than water due to its latent heat of fusion.


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27

Why does the temperature remain constant during the melting of ice even though heat is supplied continuously?

28

Why does the temperature remain constant during the boiling of water even though heat is supplied continuously?

30

Would you cool a bucket of water more quickly by placing it on ice or by placing ice in it? Give reasons for your answer.

31

Why does steam cause more severe burns than boiling water?

Questions · 160
1. Matter in Our Surroundings
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